A 460-turn solenoid of length 30.0 cm and radius 4.00 cm carries a current of 3.50 A. What is the magnetic field strength inside the coil at its midpoint?What is the magnetic flux through a circular cross-sectional area of the solenoid at its midpoint?
a. 1.02E–5 T/m2
b. 3.05E–6 T/m2
c. 2.49E–7 T/m2
d. 3.39E–5 T/m2
d
Physics & Space Science
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